Thermal decomposition of $AgNO _3$ produces two paramagnetic gases. The total number of electrons present in the antibonding molecular orbitals of the gas that has the higher number of unpaired electrons is. . . . .
$2$
$3$
$4$
$6$
Oxygen molecule is paramagnetic because
Identify a molecule which does not exist.
The molecular orbital configuration of a diatomic molecule is
$\sigma \,\,1{s^2}\,\,{\sigma ^*}\,\,1{s^2}\,\sigma \,\,2{s^2}\,{\sigma ^*}\,2{s^2}\,\,\sigma \,2p_x^2\,\left\{ {{}_{\pi \,2p_z^2}^{\pi \,2p_y^2}} \right.$
Its bond order is
The molecular electronic configuration of $H_2^ - $ ion is
Give difference : Bonding molecular orbital and antibonding molecular orbitals.